HD 2039 b is an extrasolar planet orbiting the star HD 2039. It is almost five times as massive as Jupiter and has a very eccentric orbit.[1][2]
| Discovery | |
|---|---|
| Discovered by | Tinney, Butler, Marcy |
| Discovery date | 2002 |
| Doppler Spectroscopy | |
| Orbital characteristics | |
| 2.19 ± 0.2 AU (328,000,000 ± 30,000,000 km) | |
| Eccentricity | 0.68 ± 0.15 |
| 1192.582 ± 150 d | |
| 2449645.48 ± 150 | |
| 223 | |
| Semi-amplitude | 153 ± 22 |
| Star | HD 2039 |
References
edit- ^ Tinney, C. G.; et al. (2003). "Four New Planets Orbiting Metal-enriched Stars". The Astrophysical Journal. 587 (1): 423–428. arXiv:astro-ph/0207128. Bibcode:2003ApJ...587..423T. doi:10.1086/368068.
- ^ Butler, R. P.; et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal. 646 (1): 505–522. arXiv:astro-ph/0607493. Bibcode:2006ApJ...646..505B. doi:10.1086/504701.
External links
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